Code:
/ FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / fx / src / Sys / System / Configuration / SettingsPropertyValueCollection.cs / 1 / SettingsPropertyValueCollection.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Configuration { using System.Collections; using System.Collections.Specialized; using System.Runtime.Serialization; using System.Configuration.Provider; using System.Globalization; using System.IO; using System.Runtime.Serialization.Formatters.Binary; using System.Xml.Serialization; using System.ComponentModel; using System.Security.Permissions; using System.Reflection; ////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////// public class SettingsPropertyValueCollection : IEnumerable, ICloneable, ICollection { private Hashtable _Indices = null; private ArrayList _Values = null; private bool _ReadOnly = false; //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// public SettingsPropertyValueCollection() { _Indices = new Hashtable(10, CaseInsensitiveHashCodeProvider.Default, CaseInsensitiveComparer.Default); _Values = new ArrayList(); } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// public void Add(SettingsPropertyValue property) { if (_ReadOnly) throw new NotSupportedException(); int pos = _Values.Add(property); try { _Indices.Add(property.Name, pos); } catch (Exception) { _Values.RemoveAt(pos); throw; } } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// public void Remove(string name) { if (_ReadOnly) throw new NotSupportedException(); object pos = _Indices[name]; if (pos == null || !(pos is int)) return; int ipos = (int)pos; if (ipos >= _Values.Count) return; _Values.RemoveAt(ipos); _Indices.Remove(name); ArrayList al = new ArrayList(); foreach (DictionaryEntry de in _Indices) if ((int)de.Value > ipos) al.Add(de.Key); foreach (string key in al) _Indices[key] = ((int)_Indices[key]) - 1; } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// public SettingsPropertyValue this[string name] { get { object pos = _Indices[name]; if (pos == null || !(pos is int)) return null; int ipos = (int)pos; if (ipos >= _Values.Count) return null; return (SettingsPropertyValue)_Values[ipos]; } } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// public IEnumerator GetEnumerator() { return _Values.GetEnumerator(); } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// public object Clone() { return new SettingsPropertyValueCollection(_Indices, _Values); } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// public void SetReadOnly() { if (_ReadOnly) return; _ReadOnly = true; _Values = ArrayList.ReadOnly(_Values); } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// public void Clear() { _Values.Clear(); _Indices.Clear(); } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// // ICollection interface public int Count { get { return _Values.Count; } } public bool IsSynchronized { get { return false; } } public object SyncRoot { get { return this; } } public void CopyTo(Array array, int index) { _Values.CopyTo(array, index); } ///////////////////////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////////////////////// private SettingsPropertyValueCollection(Hashtable indices, ArrayList values) { _Indices = (Hashtable)indices.Clone(); _Values = (ArrayList)values.Clone(); } } }
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- DataGridTemplateColumn.cs
- HttpWebResponse.cs
- KnownBoxes.cs
- DeferredReference.cs
- PresentationTraceSources.cs
- HttpCookiesSection.cs
- EventBindingService.cs
- QuaternionAnimation.cs
- QilPatternVisitor.cs
- TransactedBatchingElement.cs
- DependencyPropertyDescriptor.cs
- TransactionFilter.cs
- UpdateRecord.cs
- TrustManager.cs
- PropVariant.cs
- ObjectMemberMapping.cs
- TextPointer.cs
- X509SecurityTokenAuthenticator.cs
- RelationshipDetailsCollection.cs
- LoginAutoFormat.cs
- ComEventsInfo.cs
- Rect.cs
- CustomCategoryAttribute.cs
- TraceFilter.cs
- ValidationRuleCollection.cs
- StringInfo.cs
- CroppedBitmap.cs
- JsonDeserializer.cs
- SapiGrammar.cs
- TdsEnums.cs
- SecurityManager.cs
- TextEmbeddedObject.cs
- TextControlDesigner.cs
- RSAProtectedConfigurationProvider.cs
- DesignerLoader.cs
- StringSource.cs
- HtmlHead.cs
- OleDbPropertySetGuid.cs
- FormsAuthenticationUserCollection.cs
- ObjectSpanRewriter.cs
- Compiler.cs
- PageTheme.cs
- ModelFactory.cs
- XmlBufferedByteStreamReader.cs
- ListSortDescription.cs
- JournalEntry.cs
- SerializationObjectManager.cs
- entityreference_tresulttype.cs
- ViewGenerator.cs
- WorkflowInstanceRecord.cs
- SmtpReplyReaderFactory.cs
- TabControlAutomationPeer.cs
- SourceFileBuildProvider.cs
- ExpressionVisitor.cs
- _OSSOCK.cs
- SpecialNameAttribute.cs
- DataRowChangeEvent.cs
- CodeGen.cs
- WebPartConnectionsCancelVerb.cs
- KeyGestureConverter.cs
- HighlightComponent.cs
- PackagePart.cs
- DesignBindingEditor.cs
- ActivityExecutionContextCollection.cs
- ReflectPropertyDescriptor.cs
- SqlCacheDependency.cs
- Command.cs
- TextViewDesigner.cs
- JournalNavigationScope.cs
- TaiwanCalendar.cs
- webeventbuffer.cs
- GZipStream.cs
- FrameworkName.cs
- UriTemplateTable.cs
- StagingAreaInputItem.cs
- XmlSerializableWriter.cs
- Page.cs
- DataGridViewComboBoxEditingControl.cs
- TabItem.cs
- AdapterDictionary.cs
- login.cs
- DesignSurfaceEvent.cs
- ResourceExpressionBuilder.cs
- FigureParaClient.cs
- X509Extension.cs
- CellTreeNode.cs
- StorageEntitySetMapping.cs
- Quaternion.cs
- EpmTargetPathSegment.cs
- ZeroOpNode.cs
- HMACSHA384.cs
- PropertyNames.cs
- DataGridViewAutoSizeModeEventArgs.cs
- Repeater.cs
- DataGridViewColumnEventArgs.cs
- PictureBoxDesigner.cs
- TextControlDesigner.cs
- ByteStack.cs
- OdbcPermission.cs
- DataGridViewCellStyleEditor.cs